1.
Study on the Effects of Different N Application Modes on the Yield of Ratoon Rice;
再生稻不同施N方式的增产效应研究
2.
Affect of Whole Covering on Double Ridges and Planting in Catchment Furrows Maize on Yield Increase of Dry Land
旱地全膜双垄沟播玉米增产效应研究
3.
Study on Yield Increasing Effect of Si and K Compound Fertilizer on Waxy Maize
糯玉米基施硅钾复合肥增产效应研究
4.
Preliminary report on yield-increasing effect of applying SPNE on super-rice
特效植物营养素对超级稻增产效应研究初报
5.
Protective & Yield-increasing Effect of High-yield Farmland Shelterbelt in Yili River Basin
伊犁河流域丰产型农防林防护和增产效应研究
6.
Study on Yield Response and Application Potential of Cytoplasmic Male Sterile Lines in Maize;
玉米S型胞质不育系应用潜力与增产效应研究
7.
Study of PAM on Water Conservation, Fertilizer Conservation and Increasing Yield;
PAM的土壤保水、保肥及作物增产效应研究
8.
Effect of Tillage Method of Dry Land of Soil and Water Conservation in Heilongjiang Province;
黑龙江省水土保持耕作方法保水增产效应研究
9.
A Study of growth-effect of huimanfeng on cotton;
棉花施用惠满丰有机复混肥增产效应研究
10.
Effect of Humic Acid Liquid Fertilizer(L-CHA) on Wheat Yield
腐植酸液肥(L-CHA)在小麦上施用的增产效应研究
11.
Effects of Different Mulching on The Soil Ecology and Grape Yield
不同覆盖方式土壤生态效应与成龄葡萄增产效应研究
12.
An Research on Effect of Mechanical and Electrical Products Exporting on Economic Growth;
机电产品出口对经济增长的效应研究
13.
Study on the Mechanism of Water-Saving, Increasing Rpoduction and Its Effect under Moisture Conserving Irrigation(MCI);
保墒灌溉的节水增产机理及其效应研究
14.
The Characteristics of Nitrogen Absorption and Its Effect on Grain Yield in Ratoon Rice;
再生稻的N素吸收特性及增产效应的研究
15.
The Experimental Research on Water Saving and Increasing Yield Effect of New Soil Amendment;
新型土壤改良剂节水增产效应试验研究
16.
Research on Economic Growth Effect of Mechanical & Electrical Products Exporting in Hebei Province;
河北省机电产品出口对经济增长的效应研究
17.
Experimental Research on the Cultivating Fertilizer and Increasing Yield Effect of New Soil Amendments;
新型土壤改良剂培肥增产效应试验研究
18.
A Positive Study on the Growth Effect of Imbalanced Industrial Development in China;
中国产业不平衡发展增长效应的实证研究